| Scientific Name | Authority | Status |
|---|---|---|
| Oncidium ovatilabium | C.Schweinf. | synonym |
| Irenea tricostata | (Kraenzl.) Szlach., Mytnik, Górniak & Romowicz | synonym |
| Oncidium tricostatum | (Kraenzl.) Garay | synonym |
| Trigonochilum exasperatoides | (D.E.Benn. & Christenson) Königer | synonym |
| Oncidium exasperatoides | D.E.Benn. & Christenson | synonym |
| Trigonochilum tricostatum | (Kraenzl.) Königer & Schildh. | synonym |
Elapsed time: 0.02128462865948677